hello all.. i'm a new user to the gh nute's can i do the whole grow with just using the flora grow flora micro flora bloom.. i'm afraid to use what they say to use, u guys got me scared to use the other stuff.. lol if i go by the gh weekly program will i be allright? hope this did'nt sound to stupid.. lol can somebody give a newbe hydro grower what to use and not to use. thanks